Hydraulic system 371 S Yellow hydraulic connection 5, circuit I T Yellow hydraulic connection 6, circuit I Vehicles with positioning pump Schematic diagram of working hydraulics, circuit I and circuit II, 4-cell, with snow plough load relief : Blue hydraulic connection 7, circuit I ; Blue hydraulic connection 8, circuit I = Proportional valve for hydraulic connection 1 to 8, circuit I ?
Hydraulic connection, separate return flow line, circuit II A Valve block for changing the oil circuit B Hydraulic connection, circuit II C Load-sensing connection D Switchover valve between constant current and load-sensing operation E Oil cooler F Green hydraulic connection 4, circuit I G Green hydraulic connection 3, circuit I H Red hydraulic connection 1, circuit I I Red hydraulic connection 2, circuit I J Hydraulic connection, circuit II K Hydraulic connection, separate return flow line, circuit I or circuit II L Load-sensing connection M Oil filter N Positioning pump for circuit I and circuit II O Red hydraulic connection 1, circuit I P Red hydraulic connection 2, circuit I Q Green hydraulic connection 3, circuit I R Green hydraulic connection 4, circuit I S Snow plough load relief valve Technical data Z